FR971889A - Télémètre à infra-rouge - Google Patents

Télémètre à infra-rouge

Info

Publication number
FR971889A
FR971889A FR971889DA FR971889A FR 971889 A FR971889 A FR 971889A FR 971889D A FR971889D A FR 971889DA FR 971889 A FR971889 A FR 971889A
Authority
FR
France
Prior art keywords
infra
rangefinder
red
red rangefinder
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
English (en)
Inventor
Jean-Baptiste-Joseph Abadie
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Application granted granted Critical
Publication of FR971889A publication Critical patent/FR971889A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
    • G02B23/12—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices with means for image conversion or intensification

Landscapes

  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR971889D 1940-04-03 1940-04-03 Télémètre à infra-rouge Expired FR971889A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR971889T 1940-04-03

Publications (1)

Publication Number Publication Date
FR971889A true FR971889A (fr) 1951-01-23

Family

ID=9515550

Family Applications (1)

Application Number Title Priority Date Filing Date
FR971889D Expired FR971889A (fr) 1940-04-03 1940-04-03 Télémètre à infra-rouge

Country Status (1)

Country Link
FR (1) FR971889A (fr)

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